Home / 12,223,166.19-16,866,982.08-7,066,859.91

Finding the Fourth Proportional to 12,223,166.19, 16,866,982.08 and 7,066,859.91

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Solution

The fourth proportional to 12,223,166.19, 16,866,982.08 and 7,066,859.91 is: 9,751,695.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,166.19 : 16,866,982.08 = 7,066,859.91 : x
  2. Step 2: Convert to fraction form
    12,223,166.19/16,866,982.08 = 7,066,859.91/x
  3. Step 3: Cross multiply
    12,223,166.19x = 16,866,982.08 × 7,066,859.91
  4. Step 4: Simplify right side
    12,223,166.19x = 119,196,599,463,840.41
  5. Step 5: Solve for x
    x = 119,196,599,463,840.41/12,223,166.19
  6. Step 6: Final answer
    x = 9,751,695.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.